I bought it because my son has been asking for Skatebird, but we also enjoyed an hour playing Ripped Pants at Work together and I’ll give Delver a go later tonight.

Thats the thing with bundles, different titles will appeal to different people.

I understand proprietary licenses and the business models they support, I also understand open source licenses and the business models they support.

If they they published paid binaries and free source code I would support them (morally), or if they published free binaries and free source code and ran a patreon I would support them (morally).

But to fork GPL code and hold the derived source ransom? Not cool.